Question

How many three-digit numbers can be formed from the digits 4, 5, and 6 without repeating any digit in the number?

• A. 6
• B. 4
• C. 5
• D. 2

Answer 1

The correct option is A 6

Let’s place each digit in the hundreds place and find all possible combinations.

Putting 4 in the hundreds place, we get two numbers


Putting 5 in the hundreds place, we get two numbers:

Putting 6 in the hundreds place, we get two numbers:


So, 6 three-digit numbers can be formed using the digits 4, 5, and 6 without repeating any digit in the number.